PayPal Changelog

3.5 | 2021-04-28

  • Fixed an issue with the display of the add-on icon in the form settings on Gravity Forms 2.5.
  • Removed extraneous animation from the trial input on the feed settings page.

3.4 | 2020-09-15

  • Added support for Gravity Forms 2.5
  • Updated new transactions to use /?callback=gravityformspaypal as the IPN URL. Existing transactions will continue to use /?page=gf_paypal_ipn.

3.3 | 2020-04-22

  • Added translations for Hebrew, Hindi, Japanese, and Turkish.
  • Fixed an issue where donation feeds configured to use a specific product field as the payment amount could use the form total instead when there are multiple products in the order summary. Requires Gravity Forms or greater.
  • Fixed notices which can occur with PHP 7.4 when Gravity Forms is processing post fields and form submission notifications.

3.2 | 2019-07-29

  • Added security enhancements.
  • Removed test to verify if server supports TLS 1.2.

3.1 | 2018-05-17

  • Added detection for servers with an outdated TLS protocol and displays a warning message when needed.

3.0 | 2018-05-09

  • Added image_url PayPal variable which allows users to enter the URL of the 150x50-pixel image displayed as the logo in the upper left corner of the PayPal checkout pages.
  • Added GPL to plugin header.
  • Updated Plugin URI and Author URI to use https.
  • Removed deprecated PayPal variables page_style and cbt.

2.9 | 2018-01-29

  • Added compatibility with Gravity Forms 2.3.
  • Fixed an issue where PayPal can display an error instead of the cart if the option labels exceed 64 characters.

2.8 | 2017-05-16

  • Added Chinese translation. Credit: Edi Michael.
  • Updated strings for translations.
  • Updated string for configuring settings to be consistent with other add-ons.
  • Deprecated the delayed Notifications setting (Send notifications for the 'Form is submitted' event only when payment is received) in favor of the "Payment Received" notification event.
  • Fixed typo causing PayPal to not load properly.
  • Fixed an issue with the delay notification feature where a notification could continue to be delayed even when it is no longer assigned to the form submission event.
  • Fixed an issue where a note would be added to the entry indicating payment details where updated when editing the entry even though the payment details had not changed.

2.7 | 2016-08-10

  • Updated options settings so the choices are available to the gform_addon_feed_settings_fields filter in GF2.0.
  • Updated IPN processing to abort earlier if the IPN does not contain the custom field.
  • Fixed an issue which could cause notifications from other events to be sent when processing the delayed form submission notifications.
  • Fixed an issue which could prevent the payment details being edited on the entry detail page for sites where Gravity Forms is using a non-English translation.
  • Fixed a fatal error which could occur if the IPN verification response contained a WP_Error object.

2.6 | 2016-01-11

  • Added support for sending notifications on payment/subscription events. Configured on the edit notification page using the 'Event' setting.
  • Added the gform_paypal_sslverify filter to allow sslverify be modified before sending requests. Example - turn off SSL verification: add_filter( 'gform_paypal_sslverify', '__return_false' );
  • Updated the installation process to activate sslverify by default for all new installations.
  • Updated tooltip and label for the notifications setting on the feed to indicate it only affects notifications for the 'Form is submitted' event.
  • Fixed an issue in redirect_url() where the entry currency was not being used.

2.5.1 | 2015-09-24

  • Fixed a fatal error which could occur if the IPN request check added in v2.5 returned a WP_Error object.

2.5 | 2015-09-23

  • Added IPN request check to try to detect incompatibility between webserver and new PayPal SSL standards
  • Added filter to allow return url to be changed in cases where proxy prevents it from being created correctly.
  • Added $submission_data as the fifth parameter of the gform_paypal_query and gform_paypal_request filters.
  • Updated $form parameter on gform_paypal_get_payment_feed hook to always pass a form object even if one is not provided to the parent function.
  • Updated entry detail page to allow editing of payment details when original status is Processing or Pending.
  • Updated minimum Gravity Forms version to 1.9.3.
  • Updated max values for the billing cycle and trial period drop downs. D = 90, W = 52, M = 24, Y = 5.
  • Updated logging to show when IPN processing is aborted due to the entry being marked as spam.
  • Fixed an issue with IPN validation if the PayPal response body did not contain VERIFIED or INVALID.
  • Fixed an issue with the upgrade routine which caused it run even if a pre-framework version hadn't been installed.

2.4 | 2015-04-20

  • Added gform_paypal_return_url_port hook to allow the port to be changed for the return_url add_filter( 'gform_paypal_return_url_port', 'change_port' ); function change_port(){ return '81'; }
  • Updated logging statements.
  • Updated database upgrade routine to remove redundant code that ensured feeds were copied over. Root of the issue was fixed in Gravity Forms core.
  • Fixed a low severity security vulnerability in the admin area which could be exploited by authenticated users with form administration permissions.
  • Fixed an issue with IPN processing which could cause the duplicate callback check to prevent the entry being updated for some transactions.
  • Fixed issue on IPN processing that could potentially prevent PayPal from re-trying failed IPNs on certain scenarios.
  • Fixed an issue with the delay notifications list on the feed including notifications from all events instead of just the form_submission event.
  • Fixed deprecation notices related to getting the country and us state codes in Gravity Forms 1.9.
  • Fixed a fatal error if GFAPI::get_entry returned a WP_Error object during IPN validation.

2.3 | 2014-12-08

  • Added Spanish translation file.
  • Updated strings that were not able to be translated.
  • Updated POT file.
  • Fixed a fatal error introduced in 2.2.4 preventing the redirect to PayPal.
  • Fixed issue that, under a specific scenario, causes PayPal to be executed on forms without a PayPal feed.
  • Fixed translation domain on several strings.
  • Fixed issue that when editing an entry after previously editing payment status for that same entry, caused duplicate notes and notifications to be sent.

2.2 | 2014-10-16

  • Added function gf_paypal() to easily get a PayPal instance.
  • Added gform_paypal_get_payment_feed for backwards compatibility with the gform_paypal_get_feeds hook.
  • Added function gf_paypal to easily get a PayPal instance.
  • Added gform_paypal_feed_settings_fields hook to allow adding custom settings field via hooks.
  • Added hook to allow PayPal business email to be set during IPN email verification. This will allow secondary PayPal email addresses to be configured in the feed.
  • Updated protected functions to be public.
  • Fixed issue with IPN page returning a 500 error on IPN messages not directed to Gravity Forms.
  • Fixed issue with feeds not being copied over.

2.1 | 2014-09-30

  • Added function to ensure feeds get copied over from legacy tables.
  • Added hooks to display payment information (edit mode) in payment info box.
  • Added paypal_fulfillment function overriding base class so that fulfillment is ignored for PayPal feeds.
  • Fixed issue with post not getting created when manually setting payment status to 'Paid'
  • Fixed issue with sales page displaying an error.

2.0.3 | 2014-09-18

  • Fixed issue where payment didn't go to paypal when certain coupons were used.

2.0.2 | 2014-09-18

  • Added $feed as fourth parameter to gform_paypal_query and gform_paypal_request.

2.0.1 | 2014-09-18

  • Added logging.
  • Updated feed transfer logic to reduce changes of feeds not getting moved over.

2.0 | 2014-09-16

  • Added PayPal partner integration.
  • Updated to use the Add-On Framework.
  • Updated single payment status to "Paid" ( from "Approved" ).
  • Updated feed condition to support full conditional logic.
  • Updated payment amount so that it can be associated with a specific field in the form.
  • Updated trial amount so that it can be associated with a specific field in the form.

1.9.4 | 2013-10-28

  • Updated the number of recurring times maximum from 30 to 52 per PayPal documentation

1.9.3 | 2013-10-01

  • Fixed issue where floating point comparision was failing in GFPayPal::is_valid_initial_payment_amount().

1.9.2 | 2013-09-27

  • Added new hook: 'gform_paypal_ipn_{transaction_type}'; allows users to easily hook into the specific IPN transactions they need.

1.9.1 | 2013-09-27

  • Fixed issue with notifications not being sent when setting "only show notifications when payment is received" is enabled and payment is $0.00.

1.9 | 2013-10-28

  • Fixed notice message.
  • Fixed issue where upgrade class was not always included when PayPal details are written on the plugins page.
  • Updated IPN verification script to use HTTP 1.1 in response to PayPal's change.

1.8 | 2013-06-19

  • Updated automatic upgrade so that it caches remote requests for 12 hours (even on plugin's page).
  • Fixed issue with redirecting back from PayPal that takes users to the wrong confirmation page on some occasions.

1.7 | 2013-04-01

  • Fixed issue where submission still went to PayPal regardless of the feed being inactive.
  • Fixed issue where changing the form on an existing feed did not save the change.
  • Fixed error on entry info box (entry detail page) when editing entries.
  • Fixed issue that ignored discounts when total (product + discount) added up to zero.
  • Fixed notice message.

1.6 | 2013-02-06

  • Updated "return mode" parameter so that it is a redirect for non-secure pages to avoid security warning message when returning from PayPal to the site.
  • Added gform_paypal_request filter to allow entire request to PayPal to be filtered.
  • Fixed issue where null responses from upgrader resulted in several notices.
  • Updated ajax calls to not send a cookie to prevent calls to admin-ajax.php being aborted for some users.
  • Added support for new notification structure (for delayed notification setting) in preparation for Gravity Forms 1.7 release while maintaining backwards compatibility with current released version.
  • Fixed issue which caused the admin IPN setting to not always remain checked/unchecked.
  • Fixed issue with feed creating throwing javascript errors and displaying the wrong notification UI.
  • Updated URL to ajax page so that it uses the built-in WordPress ajaxurl variable.
  • Fixed issue with detecting if page is under SSL which caused return URL to be invalid.
  • Updated process to correctly save the config ID used to process the entry in the entry meta.
  • Updated process to retrieve config by entry.
  • Added amount validation as an extra IPN security check. Entry will only be marked as Approved/Active if payment amount matches product/subscription amount.
  • Fixed issue where orders with discounts greater than the total were still being sent to PayPal.
  • Added additional logging for reasons why the transaction wasn't sent to PayPal (no config, $0 price).
  • Fixed issue with tooltip script being included in every page.

1.5 | 2012-06-05

  • Added support for negative line items.
  • Fixed error message which still referred to Donation fields.
  • Added new hook: gform_paypal_get_feeds allows the filtering of return configuration feeds.
  • Updated logging to use the GF Logging plugin.
  • Fixed issue with "business" variable not being sent via the IPN message.
  • Added new conditional logic options (greater than, less than, contains starts with, ends with) and support for other conditional fields.
  • Fixed notices.
  • Added ability to edit payment status when not set to Approved and not a subscription.
  • Added ability to edit payment details (amount, transaction id, date) for all payments types.

1.4 | 2012-02-09

  • Added additional log messages.
  • Increased timeout value used when sending IPN message to PayPal for validation.
  • Added feed_id and gateway type to entry meta to facilitate integration with other Add-Ons.
  • Fixed notice.
  • Added logging support.
  • Added support for multiple feeds to be created for a form. Feed to be executed will be determined by the configured Feed Condition when the form is submitted.
  • Fixed issue where RG_CURRENT_PAGE constant was not available when GF is deactivated.
  • Updated get_product_query_string() to include quantity when calculating the total.
  • Fixed issue with drop down values being displayed on PayPal pages, instead of text.
  • Added function rgars() if it does not already exist.

1.3.1 | 2011-11-01

  • Added function rgars() if it does not already exist.

1.3 | 2011-11-01

  • Fixed issue with delay notification and delay post settings not behaving correctly when paypal condition is not met.
  • Fixed notice messages.
  • Changed PayPal request to add charset=UTF-8 variable.
  • Added currency.js file to remove dependency on script from Gravity Forms.
  • Fixed issue on validation that failed when emails had extra blank spaces.
  • Added support for sending product fields to PayPal when feed is a donation.
  • Added support for using Form Total as an option for the recurring amount.
  • Changed CURL's setting to disable SSL peer validation.
  • Fixed UI issue on feeds page that displayed the "Add New" button when PayPal was not configured.
  • Fixed issue with notification settings not displaying the saved values correctly.

1.2 | 2011-04-25

  • Cleaned up notices.
  • Fixed issue when using condition on a field with multiple single quote characters in the label.
  • Fixed issue when creating a feed using forms with HTML markup in field labels.
  • Fixed database index error when upgrading plugin.


  • Cleaned up Notice debug messages.

1.1 | 2011-03-28

  • Fixed issue with delay notification hooks causing emails to be sent in the wrong time when the "send email after payment is received" option is enabled.


  • Added gform_paypal_config_validation hook to validate custom options created for the PayPal feed.
  • Updated PayPal config validation code to support muliple validation errors.
  • Renamed gforms_paypal_save_config to gform_paypal_save_config.
  • Removed extraneous code.


  • Added a hook to allow users to modify the query string sent to PayPal: gform_paypal_query. add_filter("gform_paypal_query_12", "update_paypal_query", 10, 3); function update_paypal_query($query_string, $form, $entry){ return $query_string; }
  • Added "Cancel" button to the Edit page.


  • Fixed issue with thank you page displaying "Oops, could not locate your form" message when coming back from Paypal.
  • Fixed issue with IPN not locating entry properly.


  • Fixed issue where recurring times were not reflecting changes made to PayPal feed.
  • Defaulting invoice id to blank. It can be specified if needed via the gform_paypal_invoice hook.
  • Fixed issue where recurring times were not getting sent to paypal.


  • Changed invoice number so that is has a unique number appended to it.
  • Added a hook to allow users to change the invoice number. add_filter("gform_paypal_invoice", "change_invoice", 10, 3); function change_invoice($invoice_id, $form, $entry){ return $entry["id"]; }


  • Added javascript form object as a parameter for the paypalFormSelected jQuery action.


  • Added condition so that PayPal can be bypassed based on selected values in the form.
  • Bypassing PayPal if there are no products selected.

0.9 | 2010-12-15

  • Displaying summary boxes even when graph is empty.
  • Added disclaimer for free trials and no payments.
  • Fixed issue with double fulfillment for subscriptions with paid trials.

0.8 | 2010-12-15

  • Added transaction table and modified graph to pull data from it.

0.7 | 2010-12-15

  • Added support for shipping field.

0.6 | 2010-12-15

  • Added option to change post status after subscription is cancelled.

0.5 | 2010-12-15

  • Added graphical stats page.
  • Added link to entries page.

0.4 | 2010-12-15

  • Added tooltips to admin page.
  • Implemented confirmation when returning from PayPal.